CVE-2026-88773
CRITICAL
CVSS 10.0
Published: 2026-09-27
Modified: 2026-09-28
Tenable Plugin
Checking the public Tenable catalog…
Threat Intelligence Pending
IOCs, MITRE ATT&CK techniques, and attack chain data are being generated. Refresh in a few seconds.
Description
Inconsistent interpretation of HTTP requests ('HTTP Request/Response smuggling') vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1-37.279 and NDcPP; Gateway: before 14.1-73.37 FIPS and before 13.1-64.23.
Quick Facts
| CVE ID | CVE-2026-88773 |
| CVSS Score | 10.0 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N |
| Published | 2026-09-27 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
Affected Products
-
citrix / netscaler_application_delivery_controller
-
citrix / netscaler_application_delivery_controller
-
citrix / netscaler_application_delivery_controller
-
citrix / netscaler_application_delivery_controller
-
citrix / netscaler_application_delivery_controller
-
citrix / netscaler_gateway
-
citrix / netscaler_gateway